Algy was sitting quietly in the tangled mass of honeysuckle, thinking idly about life, the universe, and nothing much at all, when a huge black cloud turned everything dark and there was a sudden shower of hail. As the shower moved rapidly towards the hill, a dazzling hailbow appeared, with sheets of hail still falling around it. Algy thought it was perhaps the brightest rainbow he had ever seen, but it only lasted for a few minutes and then vanished …